Theory

CH13 - EXCRETION IN HUMANS

(a) Why do most waste products of metabolism have to be removed from the body?...........................................................................

2009 Summer

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) The kidney is an excretory organ. Name two other excretory organs in humans and in each case state a substance that the organ excretes.1. organ......

2010 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) Define the term excretion............................................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State three uses of water in the human body.1 ...................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 6.1 shows a human kidney and the ureter attached to it.(a) Two other tubes are attached to the kidney, but are not shown on Fig. 6.1.Name these t...

2015 Winter

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 3.1 shows the excretory system in a human male.(a) Table 3.1 shows five functions of parts of the excretory system. Complete the table by:naming ...

2015 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Water is an important part of a balanced diet.(a) State three other components of a balanced diet.1 .....................................................

2017 Winter

1

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State the name of the organ that produces urea...................................................................................................

2017 Winter

1

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram illustrates some of the processes carried out by living organisms.Which characteristic of living organisms is represented by arrow X?

2015 Summer

1

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

What is a correct way of naming a species, according to the binomial system?

2015 Summer

1

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows four arthropods. How many of these arthropods are insects?

2015 Summer

1

MCQ

CH4 - BIOLOGICAL MOLECULES

The key can be used to distinguish between four different chemical substances. Use the key to identify which substance could be a protein. 1 contain...

2015 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows two guard cells from a leaf. Which labelled part would also be found in liver cells?

2015 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows part of a leaf in cross-section. Structures X and Y are both part of the same

2015 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a plant cell. Which features show that it is a plant cell?

2015 Summer

1

MCQ

CH8 - TRANSPORT IN PLANTS

In a section through a plant, a student found a group of long, microscopic structures. The structures lacked end walls, cytoplasm and nuclei.Which ide...

2015 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a specialised cell cut in half. What does this diagram indicate about the structure of this cell?

2015 Summer

2

MCQ

CH6 - PLANT NUTRITION

How do carbon dioxide and oxygen move in and out of a mesophyll cell?

2015 Summer

2